/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
    *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.maven.internal.xml;
  
  import org.apache.maven.api.xml.XmlNode;
  import org.codehaus.plexus.configuration.DefaultPlexusConfiguration;
  import org.codehaus.plexus.configuration.PlexusConfiguration;
  
  public class XmlPlexusConfiguration extends DefaultPlexusConfiguration {
      public static PlexusConfiguration toPlexusConfiguration(XmlNode node) {
          return new XmlPlexusConfiguration(node);
      }
  
      public XmlPlexusConfiguration(XmlNode node) {
          super(node.getName(), node.getValue());
          node.getAttributes().forEach(this::setAttribute);
          node.getChildren().forEach(c -> this.addChild(new XmlPlexusConfiguration(c)));
      }
  
      @Override
      public String toString() {
          final StringBuilder buf = new StringBuilder().append('<').append(getName());
          for (final String a : getAttributeNames()) {
              buf.append(' ').append(a).append("=\"").append(getAttribute(a)).append('"');
          }
          if (getChildCount() > 0) {
              buf.append('>');
              for (int i = 0, size = getChildCount(); i < size; i++) {
                  buf.append(getChild(i));
              }
              buf.append("</").append(getName()).append('>');
          } else if (null != getValue()) {
              buf.append('>').append(getValue()).append("</").append(getName()).append('>');
          } else {
              buf.append("/>");
          }
          return buf.append('\n').toString();
      }
  }